Optical constants of CH4 (Methane)
Martonchik and Orton 1994: Liquid at 90 K; n,k 0.002–71.4 µm
Wavelength:
µm
(0.0020–71.43)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Conditions & Spec sheet
temperature: 90 K
Comments
Phase I solid methane at 90 K (-183.15 ℃, melting point)
CAUTION: don't rely on interpolated values: Most data points represent values at local maxima or minima
References
J. V. Martonchik and G. S. Orton. Optical constants of liquid and solid methane, Appl. Opt. 33, 8306-8317 (1994)